The most reliable way to get Netflix on iOS 9.3.5 is to trigger Apple's built-in "Download an older version" prompt. This method does not require a third-party IPA file.
If you have never "purchased" Netflix on your account, you will need to "buy" the free app on a newer device (iOS 17+) using the same Apple ID first. Once it is in your purchase history, the legacy download method above will work. netflix ipa for ios 935 link
: Popular sideloading tools include Sideloadly, AltStore, TrollStore, and others. These tools allow you to bypass the App Store by signing the IPA file with your own Apple ID, which effectively installs it on your device. The most reliable way to get Netflix on iOS 9